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7628048 |
Rekeyable lock cylinder and method for rekeying the same
A rekeyable lock cylinder comprises a cylinder body and a plug assembly disposed within the cylinder body. The plug assembly comprises a plug body, a plurality of assembled pins, a position block...
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7624606 |
Rekeyable lock cylinder, plug assembly of the same and method for rekeying the same
A rekeyable lock cylinder comprises a cylinder body and a plug assembly disposed within the cylinder body. The plug assembly comprises a plug body, a plurality of pin assemblies and a guide bar....
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7584635 |
Multifunctional lock
A multifunctional lock comprises a lock shell ( 1 ), a lock bar ( 3 ), movable tooth pieces ( 4 ), a support ( 5 ) for sliding blocks, sliding blocks ( 6 ) and a guide slot unit ( 8 ) for the...
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7308811 |
Devices, methods, and systems for keying a lock assembly
Certain exemplary embodiments of the present invention provide a lock keying system comprising: a lock cylinder comprising: a cylinder body; a plug assembly disposed in the cylinder body and...
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7181937 |
Locking cylinder
The locking cylinder has a basic code which can be changed using at least one change key ( 17, 17 ′). A rotor ( 3 ) is mounted in a cylinder housing ( 2 a , 2 b ) and has a keyway ( 4 ) into...
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7073360 |
Lock cylinder
A lock cylinder having a master key capability wherein the lock cylinder can be provided with either a master annular ring on the front of the lock plug which can only be opened by a master key or...
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6935146 |
Changeable lock assembly
A lock assembly has a housing, a cylinder, a main adjusting pin assembly, a sub-adjusting pin assembly and multiple locking pin assemblies. The housing has multiple sets of pin holes, two main...
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6889534 |
Controlled access lock
A locking device for controlled, reversible security using a control key to set the lock's accessibility to multiple individual keys, thus providing complete control of security. The control key...
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6776017 |
Adaptable radial tumbler lock
An adaptable lock 10 assembly and a method of using the lock 10 assembly in order to reprogram a lock 10 to accept a key different from the key which originally operated the lock 10 . The...
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6701761 |
Lock system for vehicles and the like
A lock system is provided for vehicles and the like of the type having at least one closure. A lock housing is mounted adjacent the closure, and includes a lock barrel with an axial tumbler groove,...
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6389859 |
Master/valet keyset and lock
A master/valet lock and keyset provides a means of permitting limited one-time entry after locking a door to individuals possessing a valet key. In an embodiment, the mechanism relies on the use of...
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5974367 |
Electronic lock system and use thereof
In a preferred embodiment, with a system employing an electronic lock and electronic key apparatus, a method, including: providing as the electronic key apparatus an electronic key selected from...
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5894750 |
Lock
A lock includes a casing, a cylindrical rod and a key, the casing having a longitudinal hole for the cylindrical rod received therein. The casing and the cylindrical rod have a main transverse hole...
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5339659 |
Security lock with two locking mechanisms, of the pump type and of the double-bit type, respectively
A security lock for doors of dwellings, gates and the like comprises a pump-type locking mechanism for operating a bolt, and a double-bit locking mechanism for locking the pump mechanism in its...
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5305623 |
Key operated, combination changing, lock
A key-operated, combination changing, lock comprising a lock box, a slidable bolt and at least one bolt-retaining slider movable transversally across the bolt to retain the bolt in a resting and...
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5000019 |
Cylinder lock and method for using same
The cylinder lock of the present disclosure includes a cylinder housing having either two or three rows of cylinder holes therein. The cylinder holes are in communication with an elongated...
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4704884 |
Double-acting locking device for joint control
A double-acting locking device of the axial pin tumbler type for joint control. A rotary plug, a control plug, a master plug and a stationary plug fit in contact with each other within a cylinder....
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4620733 |
Shipboard internal locking system
A locking bolt system for locking shipboard water tight doors, hatches and cuttles comprising plural bolts with racks thereon driven by pinions rotated by a drive shaft. Rotation of the drive shaft...
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4506530 |
Key-operated lock
In a security door lock a pivoted detent deadlocks the bolt by engagement of a stump in pockets provided in the bolt. The detent is normally held in its locking position by a cam surface on the...
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4403486 |
Pin tumbler lock
A tumbler lock comprising housing pockets in an outer housing and plug pockets in a cylindrical plug rotatably mounted in the housing holding slidably outer and inner pins respectively, auxiliary...
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4376382 |
Resettable lock assembly
A resettable single-barrel single-plug cylindrical two section lock assembly is provided wherever master keying is required. The lock of the invention is intended to be operated and reset by three...
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3998080 |
Frangible construction lock system
A pin tumbler lock has a housing, a cylindrical key plug provided with a keyway rotatable in the housing, a shear line between the plug and the housing, pin tumbler bores with aligned parts...
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3916657 |
Double key axial split-pin tumbler-type lock
An axial split-pin tumbler-type lock having a lock cylinder, a three-part plug assembly inserted in the cylinder, and a plurality of spring-pressed pin tumbler assemblies carried by the plug...
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3785188 |
MAGNETIC CONTROLLED DOOR LOCK
A lock for a door, the lock including a safety feature that prevents an intruder or unauthorized person from opening the lock; the safety feature consisting of a magnetically operated mechanism...
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3771340 |
LOCK SYSTEM
A lock arrangement comprising a cylinder lock with turnable locking disks and a number of different keys. One or several of the keys are normal keys for normal operation of the lock, but there are...
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3665741 |
SELF-CODIFYING LOCK
Self-codifying lock of the type comprising a plurality of tumblers in a tumbler pack which, on use of a key, are orientated so that a boss or finger on the bolt of the lock achieves passage in...
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3595358 |
TICKET COLLECTION METHOD AND APPARATUS
A method and system of fare collection employing novel semirigid card having preformed longitudinal deformities mating with ridges and/or grooves in a multiple keyway or slot for insertion therein....
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3257831 |
Construction lock cylinder
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3234768 |
Key actuated mechanism with temporary ball tumbler
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3210973 |
Lock construction
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3183692 |
Construction lock cylinder
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3070987 |
Locks
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2950615 |
Door lock with button locking means
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2910860 |
Locking device with sliding plug
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2818723 |
Cylinder lock
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RE11119 |
Title is not available
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